<?php

namespace FactoryMethod;
/** 雷锋实体类 */
class LeiFeng
{
    public function sweep(): string
    {
        return "雷锋-扫地";
    }

    public function wash(): string
    {
        return "雷锋-洗衣";
    }

    public function buyRice(): string
    {
        return "雷锋-买米";
    }
}